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Contains:  IC 4605, NGC 6144, rho Oph nebula, IC 4604, IC 4603, M 4, NGC 6121, The star 22Sco, The star Antares (αSco), The star ρOph, The star Al Niyat (σSco), The star οSco
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Rho Ophiuchi and Antares Area

Technical card

Imaging telescope or lens:Celestron 11 in RASA

Imaging camera:QHYCCD QHY367C

Mount:Vixen AXD

Guiding telescope or lens:Takahashi GT-40

Guiding camera:Starlight Xpress Superstar

Software:Adobe Photoship CC 2017PixInsight 1.8FlatAidePro

Resolution: 4096x5984

Dates:March 8, 2019

Frames: 32x180" -20C

Integration: 1.6 hours

Avg. Moon age: 1.67 days

Avg. Moon phase: 3.11% job: 2577644

RA center: 246.745 degrees

DEC center: -24.726 degrees

Pixel scale: 3.339 arcsec/pixel

Orientation: 358.095 degrees

Field radius: 3.363 degrees

Locations: Arakine, Isumi-city, Chiba, Japan

Data source: Traveller


4 panel mosaic.

Gain 2800, Offset 76



Toshiya Arai

Sky plot

Sky plot


Rho Ophiuchi and Antares Area, 


            Toshiya Arai